1 //===----------------------------------------------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is dual licensed under the MIT and the University of Illinois Open 6 // Source Licenses. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 // <filesystem> 11 12 // #define __cpp_lib_filesystem 201703L 13 14 #include <filesystem> 15 #include "test_macros.h" 16 17 #if TEST_STD_VER >= 17 18 #ifndef __cpp_lib_filesystem 19 #error Filesystem feature test macro is not defined (__cpp_lib_filesystem) 20 #elif __cpp_lib_filesystem != 201703L 21 #error Filesystem feature test macro has an incorrect value (__cpp_lib_filesystem) 22 #endif 23 #else // TEST_STD_VER < 17 24 #ifdef __cpp_lib_filesystem 25 #error Filesystem feature test macro should not be defined before C++17 26 #endif 27 #endif 28 29 int main() { } 30
